绿叶蔬菜、葱蒜类蔬菜病虫害防治 - Tapa blanda

Green leafy vegetables. onion and garlic vegetable pest and disease control in rural practical technology series of new(Chinese Edition)

paperback. Condición: New. Language:Chinese.Pages Number: 39 Publisher: Yunnan People's Pub. Date :2008-12-01 version 1. Contents: First. the lettuce (a) the main pests and diseases 1. Downy mildew 2. Sclerotinia 3. Black spot (ring spot. leaf blight) 4. Powdery mildew 5. Virus 6. Leafminer (b) secondary pests 1. Soft rot 2. Botrytis cinerea 3. Aphids Second. celery (celery and local celery) (a) spot blight (blight) (b) celery early blight (leaf spot) (iii) Sclerotinia (D) rot (e) root knot nematode (f) leaf miner Thir. Nº de ref. del artículo: LG4053

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